Table 2.
Multivariable Model of Factors Associated With Performance of Robotic Hysterectomy
| Factor | Robotic Hysterectomy |
|
|---|---|---|
| Odds Ratio | 95% CI | |
| Age at surgery, years | ||
| < 60 | Referent | |
| ≥ 60 | 1.21 | 0.98 to 1.50 |
| Race | ||
| White | Referent | |
| Black | 0.46* | 0.32 to 0.67 |
| Other | 0.61* | 0.49 to 0.76 |
| Year of diagnosis | ||
| 2008 | Referent | |
| 2009 | 1.24 | 0.97 to 1.59 |
| 2010 | 1.34 | 0.99 to 1.80 |
| Marital status | ||
| Married | Referent | |
| Single | 1.27* | 1.02 to 1.58 |
| Unknown | 1.07 | 0.86 to 1.33 |
| Insurance status | ||
| Commercial | Referent | |
| Medicare | 0.83 | 0.66 to 1.04 |
| Medicaid | 0.72 | 0.45 to 1.15 |
| Self-pay | 0.56* | 0.34 to 0.94 |
| Unknown | 1.07 | 0.63 to 1.82 |
| Hospital location | ||
| Urban | Referent | |
| Rural | 0.50* | 0.34 to 0.94 |
| Hospital type | ||
| Teaching | Referent | |
| Nonteaching | 1.28* | 1.04 to 1.59 |
| Hospital size, No. of beds | ||
| < 400 | Referent | |
| 400-600 | 1.40* | 1.10 to 1.79 |
| > 600 | 2.89* | 2.21 to 3.78 |
| Hospital region | ||
| Northeast | Referent | |
| Midwest | 1.92* | 01.49 to 2.49 |
| South | 2.41* | 1.88 to 3.09 |
| West | 2.50* | 1.85 to 3.38 |
| Charlson comorbidity index | ||
| 1 | Referent | |
| 2 | 1.16 | 0.96 to 1.41 |
| ≥ 3 | 0.96 | 0.75 to 1.24 |
*
P < .05.